semiQuarz
German family-run manufacturer of quartz glass products and components for the semiconductor, solar, chemical, pharmaceutical, medical, aeronautic and aerospace industries.
Last updated September 29, 2026
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Overview
semiQuarz is a German family-run medium-sized enterprise that describes itself as one of the world's leading manufacturers and suppliers of quartz glass products and components. According to its own company materials, it manufactures for the world's leading semiconductor companies and equipment manufacturers, and also serves applications in the chemical and pharmaceutical industries as well as medical, aeronautic and aerospace engineering. Its core competence is the cutting-edge craftsmanship and state-of-the-art manufacturing technology required to work with quartz glass, a material the company itself describes as very cost-intensive. The company positions itself around flexibility, outstanding quality and optimal customer support. Beyond standard production, semiQuarz offers tailor-made manufacturing: customers can order quartz glass products made to their own specifications, either as single parts or in series. Its service portfolio also includes repair and professional cleaning of quartz glass products, an offering explicitly framed as a way to reduce users' operating costs by avoiding unnecessary replacement of expensive quartz glass parts. Quality management covers first article inspections in series production, checking and documentation of production processes, and measurement of quartz glass products with 3D measuring machines; the company references ISO 9001:2000 and ISO 14001. semiQuarz states that it employs 140 people and operates several production sites, which it says allow it to find and retain national and international specialists. It emphasizes qualified consulting, specific individual solutions, and continuous education and training for its team. The company also highlights an extensive network of cooperating partners, which it says makes connected services available from a single source. Its primary end markets are the semiconductor and solar industries, where quartz glass components are used in high-purity, high-temperature process environments, complemented by chemical, pharmaceutical, medical and aerospace applications. The company presents itself as a partner for both standard and unusual, out-of-the-ordinary quartz glass requirements, combining in-house manufacturing technology with measurement, cleaning and repair services.
History
semiQuarz is a German family-run medium-sized enterprise specializing in quartz glass products and components. Publicly available company materials do not state a founding year or founder, but the company presents itself as an established supplier to high-technology industries, describing itself as one of the world's leading manufacturers of quartz glass products. The company's business is built around the demanding requirements of quartz glass as a material. Because quartz glass is very cost-intensive, semiQuarz developed a service model that goes beyond manufacturing: it checks whether a quartz glass product can be repaired and cleaned professionally instead of being replaced, in order to reduce users' operating costs. This repair-and-clean service, alongside tailor-made production of single parts and series, forms a distinctive part of its offering. semiQuarz states that it manufactures for the world's leading semiconductor companies and equipment manufacturers, and also for applications in the chemical and pharmaceutical industries as well as medical, aeronautic and aerospace engineering. Its two headline end markets are the semiconductor and solar industries. To serve these customers, the company emphasizes cutting-edge craftsmanship and state-of-the-art manufacturing technology, and it operates several production sites. According to its own description, semiQuarz employs 140 people. It presents itself as a family-run business that invests in its workforce through continuous education and training, and that uses its multiple production sites to recruit and retain national and international specialists. Quality management is central to its positioning: it conducts first article inspections in series production, checks and documents production processes, and measures quartz glass products with 3D measuring machines. The company references ISO 9001:2000 and ISO 14001. semiQuarz also highlights an extensive network of cooperating partners, which it says enables connected services to be delivered from a single source. Its stated priorities are customer satisfaction, qualified consulting and specific individual solutions, supported by a flexible and well-trained team.
Products and positioning
One of the world's leading manufacturers/suppliers of quartz glass products, positioned on flexibility, outstanding quality, optimal support, tailor-made production and cost-saving repair/cleaning services for high-tech industries.
Quartz glass products and components
Manufactured for the world's leading semiconductor companies and equipment manufacturers, and for chemical, pharmaceutical, medical, aeronautic and aerospace applications.
Custom quartz glass manufacturing
Tailor-made quartz glass products produced to customer specifications as single parts or in series.
Repair and cleaning service
Professional repair and cleaning of quartz glass products to avoid replacement and reduce users' operating costs.
Measurement and quality documentation
First article inspections, production process checking and documentation, and 3D measurement of quartz glass products.
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